Surname ชัยฤกษ์ (ชัยฤกษ์ 
, Chairoek , Chaiyarerk ) , worldwide, is quite a rare family name. The surname ชัยฤกษ์ is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname. Likewise, ชัยฤกษ์ is the forename as well as the last name.